john bolton is on that. jamie. jamie: what employers are planning that could have a major effect on your health care costs. bill: a triple stabbing at a popular retailer and we'll tell you what happened and how other shoppers helped out. >> knife about this long, about this wide. looked like a kitchen knife. >> when i got here it looked like the store was on fire. people were running out from all angles. jamie: fox news alert now and some good news for homeowners. u.s. home prices in 20 cities according to a new index have risen 8.1%. that is on average because in phoenix they have risen as much as 20%. that is the highest increase in home prices since 2006. those numbers for a year period ending in january, bill. bill: reports of north korea now, nuclear threats out of north korea targeting the u.s. saying it placed long-range missiles into combat mode aimed at numerous western targets. ambassador john bolton, former ambassador to the u.n., fox news contributor, with me now and good morning to you. more words or m